The Japanese researchers used a special device called a bioreactor to grow the cultured chicken made entirely of cells.

The piece of lab-grown meat had an artificial circulatory system of hollow fibers delivering nutrients and oxygen.

New technology could allow the mass-scale, automated production of cultivated chicken meat in the near future.

Mark Post, chief science officer for the company Mosa Meat in Maastricht, the Netherlands, who unveiled the world’s first lab ...